Rafal K.

Low latency network specialist with 16+ years in IT

United Kingdom
English, Polish

Network Consultant with extensive knowledge of IP technologies in multivendor environments. Specialities: Low Latency networks built on Arista and Juniper gear.

  • Information Technology, Data & Telecom
  • Electrical Equipments & Components
  • Engineering


  • Pre-vetted expert
  • Confirmed hourly rate
  • Available on short notice


Consulting Engineer

Intercontinental Exchange
8 years
Current position
Sep 2014 - Present
I test and recommend new gear and solutions for NYSE, ICE, as a member of R&D team. Focused on Low Latency Multicast Delivery, but I design MPLS, EVPNs, VPNs and many more on any possib...see more

Integration Engineer

2 years
Feb 2012 - Aug 2014
Integration engineer working on Multiservice Edge and Core of 21CN network run by BT. Focused on testing of BRAS, 5620SAM, 7950 XRS, 7750SR-12 and all broadband solution based on ALU ge...see more

Network Design Engineer

3 years
Jul 2009 - Feb 2012
I plan and implement changes in the core of the most crucial BT networks Radianz, Ultra and BT MPLS. Work only for financial customers and deal with Low Latency Dealing, Financial Commu...see more

Customer Engineer

British Telecom
3 years
Sep 2006 - Jul 2009
MPLS access design for Thompson Reuters, Procter and Gamble and Credit Suisse. This includes order of hardware and last mile. Specializing in last mile resiliency, last mile pricing, ha...see more


3 months
Jun 2006 - Sep 2006
Engineer at Logica working for London Underground. Dealing with server/desktop related issues.

Industries, roles and expertise

Industry experience

  • Information Technology, Data & Telecom
  • Electrical Equipments & Components

Role experience

  • Engineering


  • MPLS
  • VPNs
  • EVPNs
  • BGP
  • QoS